2-Bromo-5-chloro-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
6-Bromo-2-cyano-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-Bromo-2-iodo-4-(trifluoromethoxy)pyridine-6-acetic acid
3-Bromo-6-chloro-2-(trifluoromethoxy)pyridine-4-sulfonamide
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